From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: Fw: dst cache overflow messages Date: Sun, 20 Mar 2005 16:37:25 -0800 Message-ID: <20050320163725.4ec79214.akpm@osdl.org> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: buakaw@buakaw.homelinux.net To: netdev@oss.sgi.com Sender: netdev-bounce@oss.sgi.com Errors-to: netdev-bounce@oss.sgi.com List-Id: netdev.vger.kernel.org Begin forwarded message: Date: Sun, 20 Mar 2005 22:51:08 +0200 (EET) From: buakaw@buakaw.homelinux.net To: linux-kernel@vger.kernel.org Subject: the system become very laggy. i use kernel 2.6.10/2.6.11.3 on p4 2.8, msi915p, 3 x 3com905 boomerang. and the cpu usage normally be about 12% and after something happens it boost to 100% and it is used mostly by ksoftirqd/0, and a little bit by migration/0 and event/0. and in syslog i found thies lines Mar 20 22:21:09 buakaw kernel: printk: 5543 messages suppressed. Mar 20 22:21:09 buakaw kernel: dst cache overflow what can cause this?